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Antigravity

  • https://antigravity.google/
  • .agent/rules/
  • ~/.gemini/GEMINI.md
  • AGENTS.md / agent.md
  • .antigravity/rules.md
  • ~/.gemini/antigravity/mcp_config.json

proxy​

# PORT=8080
npx -y antigravity-claude-proxy start
npx -y antigravity-claude-proxy accounts

curl "http://localhost:8080/account-limits?format=table"
{
  "env": {
    "ANTHROPIC_AUTH_TOKEN": "test",
    "ANTHROPIC_BASE_URL": "http://localhost:8080",
    "ANTHROPIC_MODEL": "claude-opus-4-5-thinking",
    "ANTHROPIC_DEFAULT_OPUS_MODEL": "claude-opus-4-5-thinking",
    "ANTHROPIC_DEFAULT_SONNET_MODEL": "claude-sonnet-4-5-thinking",
    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "claude-sonnet-4-5",
    "CLAUDE_CODE_SUBAGENT_MODEL": "claude-sonnet-4-5-thinking"
  }
}
{
  "env": {
    "ANTHROPIC_AUTH_TOKEN": "test",
    "ANTHROPIC_BASE_URL": "http://localhost:8080",
    "ANTHROPIC_MODEL": "gemini-3-pro-high",
    "ANTHROPIC_DEFAULT_OPUS_MODEL": "gemini-3-pro-high",
    "ANTHROPIC_DEFAULT_SONNET_MODEL": "gemini-3-flash",
    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "gemini-2.5-flash-lite",
    "CLAUDE_CODE_SUBAGENT_MODEL": "gemini-3-flash"
  }
}